html, body, ul, li, ol, dl, dd, dt, p, h1, h2, h3, h4, h5, h6, form, fieldset, legend, img,input{ margin:0; padding:0; }
fieldset, img,input{ border:0 none; outline-style:none; }   /*去掉input等聚焦时的蓝色边框*/
ul,li,ol{ list-style:none; }
select, input { vertical-align:middle;}
textarea { resize:none; } /*防止拖动*/
img {border:0; vertical-align:middle; }  
/*  去掉图片低测默认的3像素空白缝隙，或者用display：block也可以*/
table { border-collapse:collapse; }
a {text-decoration:none;}
h1,h2,h3,h4,h5,h6 {font-weight:normal;font-size:1em;}  /*设置h标签的大小，设置跟父亲一样大的字体font-size:100%;*/
i,em{font-style:normal;text-decoration:none;}


/*2.添加公共样式*/
body {
    font:12px Arial,Verdana,"\5b8b\4f53";
    color:#666;
    background:#fff;
}
/*公共类*/
.container {  /*内容、版心 提取 */
    width: 980px;
    margin:0 auto;
    padding:0;
}
.clearfix::after{
    content:"";
    display:block;
    height: 0;
    clear:both;
    overflow:hidden;
    visibility: hidden;
    zoom:1;
}
.fl {
    float:left;
}
.fr {
    float:right;
}
.ac {
    text-align:center;
}
.hide {
    display:none;
}
.f12{ font-size: 12px;}
.f14{ font-size: 14px;}
.f16{ font-size: 16px;}